1, moderately participate in sports activities, increase physical fitness and disease resistance, and reduce the stimulation of alcohol and tobacco, but you can't rely solely on drugs.
2. Quit smoking and drinking. Alcohol and tobacco can irritate the throat and damage the body function, so we should resolutely give it up. Eat less fried and irritating food.
3. Avoid excessive use of voice or shouting, pay attention to rest, reduce labor and exercise properly. People with systemic diseases should be actively treated, and if there are diseases in the nasopharynx and oral cavity, they should be treated in time.
4. Pay attention to oral hygiene, insist on brushing your teeth in the morning and evening and after meals, correct the bad habit of breathing with your mouth open, and avoid oral pollution caused by dust in the air. Rinse your mouth with light salt water in the morning and evening, and then drink a glass of light salt water to prevent infection.
5. swallow Tianjin. Put your hands lightly on your legs, close your eyes slightly, put your tongue on your palate, calm down, breathe naturally, look at your throat, store body fluid in your mouth, and slowly swallow it until it is full, which takes 15-20 minutes.